10 Best Propane Quiet Portable Generators 2025 in the United States

The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator stands out with its impressive power output, delivering 9000 running watts and 11000 peak watts on gasoline, and slightly less on propane. This makes it highly capable for residential use, particularly for those in need of reliable backup power. The remote electric start feature with a key fob adds convenience, especially during adverse weather conditions, while the push button and recoil start provide additional starting options.

Fuel efficiency is commendable with a 9.8-gallon tank offering up to 17 hours of runtime. This, coupled with its dual-fuel capability, provides flexibility and longer operation times. However, its weight at 187.4 pounds might affect portability, which could be a drawback for some users seeking a more mobile solution.

Safety features are robust, including a CO sensor and automatic low oil shutdown, ensuring safe operation. The generator is equipped with standard outlets, including transfer switch ready ones, all protected with rubber covers, enhancing safety further. The low Total Harmonic Distortion (THD) makes it safe for sensitive electronics, a major plus for households relying on electronic devices.

Despite its strong performance and features, the size and weight make it less ideal for those who prioritize easy transportation. It's suitable for those who can accommodate its bulkiness or plan to keep it stationary. The generator meets EPA compliance and comes with a 3-year limited warranty, backed by a solid customer service network, providing peace of mind regarding reliability and support.

The Westinghouse iGen11000TFc is a powerful tri-fuel generator that delivers up to 11,000 peak watts on gasoline and slightly less on propane and natural gas, making it capable of running most home or RV essentials during an outage. Thanks to inverter technology, it adjusts engine speed to match power needs, which helps save fuel and reduce noise. At around 76 decibels, it’s quieter than many traditional open-frame generators, making it a good choice if you want to keep noise levels down.

Fuel efficiency is a strong point here, with a large 7.9-gallon tank providing up to 19 hours of runtime on gasoline, and the option to switch between gas, propane, or natural gas adds flexibility depending on what’s available or convenient. Portability is decent for a model this powerful; it weighs 191 pounds and has features like flat-free tires and an electric remote start, which makes moving and starting it easier without much physical strain.

Safety is well covered with an automatic low oil shutdown and a built-in carbon monoxide sensor, which provides extra peace of mind when used in enclosed or semi-enclosed spaces. The digital display is helpful, showing key info like fuel level and runtime, so you can monitor usage without guesswork. It also supports transfer switch or interlock kits, allowing safe connection to your home electrical system. It is a solid choice for users seeking a versatile, fuel-efficient generator with good safety features and strong power output.

The DuroMax XP13000HX Dual Fuel Portable Generator is a solid choice for those seeking reliable power during outages or emergencies. With a powerful output of 13,000 watts, it can easily run essential home appliances. One of its standout features is the dual-fuel capability, allowing users to choose between gasoline and propane, which is more environmentally friendly and often cost-effective. The electric start and user-friendly interface make it convenient to operate, especially when switching between fuel types. Additionally, the generator comes equipped with safety features like CO Alert, providing peace of mind against harmful emissions.

On the portability side, it weighs about 245 pounds, which can be cumbersome for some users, particularly when transporting it. However, it does include a wheel and handle kit to assist with mobility. Fuel efficiency is commendable, especially when using propane, but the generator's runtime could vary depending on the load and type of fuel used.

The wide range of outlets, including options suitable for transfer switches, adds versatility for different power needs. The product is backed by a 5-year manufacturer warranty, boosting confidence in its durability and performance. The DuroMax XP13000HX is a powerful, versatile generator suitable for homeowners needing dependable power backup, though potential buyers should consider its weight and noise level.